[fedora-virt] close VM display => qemu-kvm goes to 100%

Richard W.M. Jones rjones at redhat.com
Tue Sep 25 22:10:13 UTC 2012


On Sat, Sep 22, 2012 at 06:14:30PM -0400, Tom Horsley wrote:
> I was running updates on my new fedora 17 KVM, so I figured
> it would take a while and I closed virt-manager.
> 
> The qemu-kvm process for the virtual machine had been running
> at maybe 5 or 10 percent of the cpu, as soon as I closed
> the windows, it went to 100%.

Is this 100% just in virt-manager, or is the qemu-kvm process in (eg)
top consuming lots of CPU too?

> When I opened virt-manager again and opened the VM, the
> cpu dropped back down to 5 or 10%.
> 
> It did choose to install the VM with spice as the display.
> Is this behavior somehow related to spice? Or maybe the
> display drive inside the VM (that is one of the thing
> which is probably getting an update now).

I'm fairly sure I saw a spice bug similar to this, but I can't find it
right now ...

Rich.

-- 
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
New in Fedora 11: Fedora Windows cross-compiler. Compile Windows
programs, test, and build Windows installers. Over 70 libraries supprt'd
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